222023423381 has 2 divisors, whose sum is σ = 222023423382. Its totient is φ = 222023423380.

The previous prime is 222023423353. The next prime is 222023423467. The reversal of 222023423381 is 183324320222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222020958481 + 2464900 = 471191^2 + 1570^2 .

It is a cyclic number.

It is not a de Polignac number, because 222023423381 - 2¹⁸ = 222023161237 is a prime.

It is a super-2 number, since 2×222023423381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222023443381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011711690 + 111011711691.

It is an arithmetic number, because the mean of its divisors is an integer number (111011711691).

Almost surely, 2^222023423381 is an apocalyptic number.

It is an amenable number.

222023423381 is a deficient number, since it is larger than the sum of its proper divisors (1).

222023423381 is an equidigital number, since it uses as much as digits as its factorization.

222023423381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 222023423381 in words is "two hundred twenty-two billion, twenty-three million, four hundred twenty-three thousand, three hundred eighty-one".